How it gots its name Nitrogen gets its name from a mineral known as "niter" (potassium nitrate), from which it can be prepared . ( Acording to Chemcial Elements )
Symbol (N)
Atomic number 7
Atomic mass 14.00674
Protons 10
Elements 7
Neutrons 7
Melting point -209.9 °C (63.250008 K, -345.81998 °F)
Boiling point -195.8 °C (77.35 K, -320.44 °F
Destiny 293 K: 1.2506 g/cm3
Abundance in the Earth’s crust 19%
(UseFul) 78% of the air we breath
Interesting facts Nitrogen gas makes up about 78% of the atmosphere on Earth & only 3% of the atmosphere on Mars. ( Acording to Chemical Elements )
- Nitrogen -